Tarea is described as 'pro is an online to-do list and task manager for startups, small business and teams that don't want the overload of features and strict working methodologies of complex project management tools' and is an app in the Office & Productivity category. There are more than 100 alternatives to Tarea for a variety of platforms, including Online / Web-based, iPhone, Android, Windows and Mac. The best alternative is Trello, which is free. Other great apps like Tarea are Todoist (Freemium), Quire (Freemium), Asana (Freemium) and WorkFlowy (Freemium).
Todoist is a task manager thats useful, fast and easy to use. Accomplish more, every day. Millions of people rely on Todoist to get things done. Todoist lets you manage your tasks anywhere. At home. At school. At work. Online. Offline. And on 13 platforms and devices.
Whether you’re between meetings or in line for a latte, use Asana to quickly capture tasks, to-dos, reminders, and ideas. Get updates from coworkers, organize tasks and projects for work, or manage your to-do list for the day.
Workflowy lets you organise your brain into easily manageable lists. It also works as a single-pane outliner with inline notes. It offers one-click hoisting (zooming into branches). The online version syncs with mobile apps.
OpenProject is an open-source project management software with a wide set of features and plugins. It supports project timelines / Gantt charts, issue tracking, wiki, document management, time and cost reporting, code management, Scrum and much more.